SyntaxCheckerRegistry


1   /*
2    *   Copyright 2004 The Apache Software Foundation
3    *
4    *   Licensed under the Apache License, Version 2.0 (the "License");
5    *   you may not use this file except in compliance with the License.
6    *   You may obtain a copy of the License at
7    *
8    *       http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *   Unless required by applicable law or agreed to in writing, software
11   *   distributed under the License is distributed on an "AS IS" BASIS,
12   *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *   See the License for the specific language governing permissions and
14   *   limitations under the License.
15   *
16   */
17  package org.apache.ldap.server.schema;
18  
19  
20  import org.apache.ldap.common.schema.SyntaxChecker;
21  
22  import javax.naming.NamingException  ;
23  
24  
25  /**
26   * SyntaxChecker registry component's service interface.
27   *
28   * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
29   * @version $Rev: 169198 $
30   */
31  public interface SyntaxCheckerRegistry
32  {
33      /**
34       * Registers a SyntaxChecker with this registry.
35       * 
36       * @param schema the name of the schema the SyntaxChecker is associated with
37       * @param syntaxChecker the SyntaxChecker to register
38       * @throws NamingException if the SyntaxChecker is already registered or the
39       *      registration operation is not supported
40       */
41      void register( String   schema, String   oid, SyntaxChecker syntaxChecker )
42          throws NamingException  ;
43      
44      /**
45       * Looks up a SyntaxChecker by its unique Object Identifier.
46       * 
47       * @param oid the object identifier
48       * @return the SyntaxChecker for the oid
49       * @throws NamingException if there is a backing store failure or the 
50       *      SyntaxChecker does not exist.
51       */
52      SyntaxChecker lookup( String   oid ) throws NamingException  ;
53  
54      /**
55       * Gets the name of the schema this schema object is associated with.
56       *
57       * @param oid the object identifier
58       * @return the schema name
59       * @throws NamingException if the schema object does not exist
60       */
61      String   getSchemaName( String   oid ) throws NamingException  ;
62  
63      /**
64       * Checks to see if a SyntaxChecker exists.  Backing store failures simply 
65       * return false.
66       * 
67       * @param oid the object identifier
68       * @return true if a SyntaxChecker definition exists for the oid, false 
69       *      otherwise
70       */
71      boolean hasSyntaxChecker( String   oid );
72  }
73
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